Diff Report
Run #538e3ac0de109: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #538e3af7e977d: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for class_exists

class_existsRun #538e3ac0de109Run #538e3af7e977dDiffDiff%
Number of Function Calls590 590 0 0.0%
Incl. Wall Time (microsec)35,098 35,449 351 1.0%
Incl. Wall Time (microsec) per call 59 60 1 1.0%
Excl. Wall Time (microsec)724 699 -25 -3.5%
Incl. CPU (microsecs)35,481 35,888 407 1.1%
Incl. CPU (microsecs) per call 60 61 1 1.1%
Excl. CPU (microsec)1,047 1,080 33 3.2%
Incl. MemUse (bytes)5,426,832 5,426,832 0 0.0%
Incl. MemUse (bytes) per call 9,198 9,198 0 0.0%
Excl. MemUse (bytes)-9,456 -9,456 0 0.0%
Incl. PeakMemUse (bytes)5,075,264 5,075,264 0 0.0%
Incl. PeakMemUse (bytes) per call 8,602 8,602 0 0.0%
Excl. PeakMemUse (bytes)8,240 8,240 0 0.0%

Parent/Child Regression/Improvement report for class_exists [View Callgraph Diff]


Function NameCalls DiffCalls
Diff%		Incl. Wall
Diff
(microsec)		IWall
Diff%		Incl. CPU Diff
(microsec)		ICpu
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
class_exists0 N/A% 351 48.1% 407 52.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-25 -7.1% 33 8.1% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\EntityType::hasControllerClass0 N/A% 300 85.5% 314 77.1% 0 N/A% 0 N/A%
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% 196 55.8% 201 49.4% 0 N/A% 0 N/A%
Drupal\Core\Form\FormBuilder::getFormId0 N/A% -115 -32.8% -115 -28.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getDriverClass0 N/A% -74 -21.1% -73 -17.9% 0 N/A% 0 N/A%
Drupal\Core\Entity\EntityManager::getDefinition0 N/A% 62 17.7% 102 25.1% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\QueryBase::getClass0 N/A% -15 -4.3% -19 -4.7% 0 N/A% 0 N/A%
Drupal\Core\DependencyInjection\ClassResolver::getInstanceFromDefinition0 N/A% -3 -0.9% -3 -0.7% 0 N/A% 0 N/A%
file_stream_wrapper_get_instance_by_scheme0 N/A% 0 0.0% -1 -0.2% 0 N/A% 0 N/A%
file_stream_wrapper_get_instance_by_uri0 N/A% 0 0.0% -2 -0.5% 0 N/A% 0 N/A%
file_stream_wrapper_valid_scheme0 N/A% 0 0.0% 4 1.0% 0 N/A% 0 N/A%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 0 0.0% -1 -0.2% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Child function
Composer\Autoload\ClassLoader::loadClass0 N/A% 376 107.1% 374 91.9% 0 N/A% 0 N/A%